Problem Server Shutdown on player login

[FangzWuff]

Each time I login if I update the Server Past FTB Beyond 1.5.3 the server just shuts down.

I dont really understand why, any ideas?

Latest log here
https://drive.google.com/file/d/0B8-L-Ei16KHCMlctZ0k4QWhpaFU/view?usp=sharing